Inventor: Colfer, William J.
Inventor: Timmermans, Wilhelmus, Timmermans-Peters, Wilhelmina
Inventor: Jordan, Stephen
Inventor: Jordan, Stephen
Inventor: Jordan, Stephen
Inventor: Colfer, William J.
Inventor: de Looff, Tonny M.
Inventor: de Looff, Tonny M.
Inventor: Colfer, William J.
Inventor: Fairweather, Christopher
Inventor: Chahbandar, Medhat
Inventor: Chahbandar, Medhat
Inventor: Chahbandar, Medhat
Inventor: Chahbandar, Medhat
Inventor: Blay, John William, Blay, Violet Marilyn
Inventor: Chahbandar, Medhat
Inventor: Colfer, William J.
Inventor: Colfer, William J.
Inventor: Colfer, William J.
Inventor: Colfer, William J.
Inventor: Colfer, William J.
Inventor: Colfer, William J.
Inventor: Colfer, William J.